30522800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 91517952

約数和(自身を除く): 60995152

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 440, 550, 560, 616, 700, 770, 880, 991, 1100, 1232, 1400, 1540, 1925, 1982, 2200, 2800, 3080, 3850, 3964, 4400, 4955, 6160, 6937, 7700, 7928, 9910, 10901, 13874, 15400, 15856, 19820, 21802, 24775, 27748, 30800, 34685, 39640, 43604, 49550, 54505, 55496, 69370, 76307, 79280, 87208, 99100, 109010, 110992, 138740, 152614, 173425, 174416, 198200, 218020, 272525, 277480, 305228, 346850, 381535, 396400, 436040, 545050, 554960, 610456, 693700, 763070, 872080, 1090100, 1220912, 1387400, 1526140, 1907675, 2180200, 2774800, 3052280, 3815350, 4360400, 6104560, 7630700, 15261400, 30522800]

約数ペア:

[(1, 30522800), (2, 15261400), (4, 7630700), (5, 6104560), (7, 4360400), (8, 3815350), (10, 3052280), (11, 2774800), (14, 2180200), (16, 1907675), (20, 1526140), (22, 1387400), (25, 1220912), (28, 1090100), (35, 872080), (40, 763070), (44, 693700), (50, 610456), (55, 554960), (56, 545050), (70, 436040), (77, 396400), (80, 381535), (88, 346850), (100, 305228), (110, 277480), (112, 272525), (140, 218020), (154, 198200), (175, 174416), (176, 173425), (200, 152614), (220, 138740), (275, 110992), (280, 109010), (308, 99100), (350, 87208), (385, 79280), (400, 76307), (440, 69370), (550, 55496), (560, 54505), (616, 49550), (700, 43604), (770, 39640), (880, 34685), (991, 30800), (1100, 27748), (1232, 24775), (1400, 21802), (1540, 19820), (1925, 15856), (1982, 15400), (2200, 13874), (2800, 10901), (3080, 9910), (3850, 7928), (3964, 7700), (4400, 6937), (4955, 6160)]